diapOTB itk5 migration

Description

DiapOTB will be deployed with OTB 10, thus it must work with ITK5.

Definition of Ready

Generic:

• If this issue is consequent, it is splitted in subtasks with priority and complexity evaluated. Theses subtasks should be linked to this issue. (To do on gitlab interface after writting this issue)
• Issue complexity evaluated
• Priority of issue evaluated
• If there is specific test data needed, it should be detailled and available
• If there is specific documentation/specification need, it should be available to the development team
• Time during the sprint to realise this issue
• Blocking elements resolved (check if non applicable, detail otherwise the resolved elements)

Specific:

Definition of Done

Generic:

• No test regression on CI
• Code reviewed by pairs (N/A here)
• Code cleaned, no "debug" traces or "TODO" comment kept.
• New code documented (Not Applicable)

Specific:

• DiapOTB now compile with OTB develop version